Recently Issued Accounting Pronouncements- Accounting Standard Update (Details) - USD ($) $ in Millions	Jul. 03, 2022	Sep. 30, 2023	Jul. 01, 2023	Jul. 02, 2022
New Accounting Pronouncements or Change in Accounting Principle
Short Term Debt - 2024 Notes		$ 315.7	$ 311.6
Long Term Debt		2,500.9	2,500.0
Additional Paid-In Capital	$ 1,577.1	1,714.0	1,692.2	$ 2,003.6
Accumulated Deficit	43.5	$ 408.5	$ 340.6	129.1
Deferred Tax Asset, Net	105.0			12.9
Short Term Debt - 2024 Notes
New Accounting Pronouncements or Change in Accounting Principle
Short Term Debt - 2024 Notes	409.9			409.9
Long Term Debt - 2026 Notes
New Accounting Pronouncements or Change in Accounting Principle
Long Term Debt	1,044.8			831.4
Long Term Debt - 2028 Notes
New Accounting Pronouncements or Change in Accounting Principle
Long Term Debt	854.3			634.7
Cumulative Effect, Period of Adoption, Adjustment
New Accounting Pronouncements or Change in Accounting Principle
Long Term Debt	433.0
Additional Paid-In Capital	(426.5)
Accumulated Deficit	85.6
Cumulative Effect, Period of Adoption, Adjustment | Adjustment for interest accretion
New Accounting Pronouncements or Change in Accounting Principle
Accumulated Deficit				(109.2)
Cumulative Effect, Period of Adoption, Adjustment | Adjustment for interest accretion | Long Term Debt - 2026 Notes
New Accounting Pronouncements or Change in Accounting Principle
Adjustment for interest accretion	(99.5)
Cumulative Effect, Period of Adoption, Adjustment | Adjustment for interest accretion | Long Term Debt - 2028 Notes
New Accounting Pronouncements or Change in Accounting Principle
Adjustment for interest accretion	$ (9.7)
Cumulative Effect, Period of Adoption, Adjustment | Tax effect
New Accounting Pronouncements or Change in Accounting Principle
Additional Paid-In Capital				115.7
Accumulated Deficit				23.6
Deferred Tax Asset, Net				92.1
Reclassify amounts from equity to debt | Cumulative Effect, Period of Adoption, Adjustment
New Accounting Pronouncements or Change in Accounting Principle
Additional Paid-In Capital				(542.2)
Reclassify amounts from equity to debt | Cumulative Effect, Period of Adoption, Adjustment | Long Term Debt - 2026 Notes
New Accounting Pronouncements or Change in Accounting Principle
Long Term Debt				312.9
Reclassify amounts from equity to debt | Cumulative Effect, Period of Adoption, Adjustment | Long Term Debt - 2028 Notes
New Accounting Pronouncements or Change in Accounting Principle
Long Term Debt				$ 229.3